Milling for Package Component Precision
118 patents in this list
Updated:
Precision milling for packaging components requires dimensional tolerances within ±0.05mm while processing materials ranging from rigid polymers to multi-layer laminates. Current manufacturing lines struggle to maintain these tolerances across high-speed operations (>1000 units/hour), particularly when cutting complex geometries or working with variable material properties.
The fundamental challenge lies in balancing cutting precision against production throughput while managing tool wear and material deformation during the milling process.
This page brings together solutions from recent research—including cam-driven mechanisms for consistent material feeding, non-blade perforation systems for clean separation, and AI-controlled width detection for adaptive processing. These and other approaches focus on achieving precise dimensional control while maintaining production efficiency in industrial packaging operations.
1. Automated Station with Dispensing, Cutting, and Needle Gripper Mechanisms for Paper Cushion Processing
SPRICK GMBH BIELEFELDER PAPIER- UND WELLPAPPENWERKE & CO, SPRICK GMBH BIELEFELDER PAPIER UND WELLPAPPENWERKE & CO, 2025
Automated packaging material processing station for filling containers with paper cushions. The station has a paper cushioning device with a dispensing and cutting feature. A robot discharges the cushions from the device. Needle grippers on the robot strip off the cushions. Multiple independent cushion supply lines coordinate production. Robots store cushions in trays. The station can have a housing, conveyor, alignment, and material supply. A controller links the devices.
2. Folding Carton with Tear-Indicating Flaps and Creased Structure for Cosmetic Product Packaging
WELLA GERMANY GMBH, 2025
Folding carton for packaging cosmetic products like hair care that has an innovative design to provide a tear-free and leaflet-free packaging solution. The carton has flaps that fold back to expose the product inside. The flaps have creases and arrows printed on them. The arrows indicate where to tear the flaps to access the product. This allows consumers to tear the carton open without damaging the printed product info inside. The carton can be made by gluing the flap to the side panel, folding, and then unfolding to create a rectangular shape with the inner layer inside and outer layer outside. The flaps are then folded again to form the finished carton.
3. Packaging Container with Cap-Integrated Membrane Cutting Mechanism
KOREA GINSENG CORP, 주식회사 한국인삼공사, 2024
A packaging container with a cap that automatically cuts the sealing membrane when opened, eliminating the need for separate cutting tools. The cap has protrusions that engage guides in the container body. As the cap is removed, the protrusions cut the sealing membrane around the opening. The guides have a shape that causes the protrusions to penetrate and cut the membrane. This allows the container to be opened without separate cutting tools and prevents membrane fragments from contaminating the contents.
4. Packaging Box with Concealed Lightweight Structural Features and Geometric Bottom Design
HAYATO WATANABE, 渡辺 隼人, 2024
Lightweight packaging box that balances weight reduction with aesthetic appeal. The box has a unique shape with triangular, rectangular, or polygonal bottom, walls, and lid. It reduces weight by using lightweight processing like holes, notches, and chamfering. These features are strategically placed on internal components like the insert piece and inner lid. The lightweight features are arranged to not be visible when the box is closed. This allows weight savings without compromising the box's strength or aesthetic appeal.
5. Automated Fabric Folding and Packaging System with AI-Controlled Width Detection and Multi-Stage Folding Modules
TAEJIN OH, 오태진, 2024
Automated fabric packaging system that folds and packages fabric without manual intervention. The system uses AI to calculate folding requirements based on width detection. It has a conveyor to transport the fabric, a cutting unit, and a folding unit. The folding unit has arched racks that move in an arc to fold the fabric. Multi-stage folding modules allow folding at multiple stages. The conveyors grip the fabric and move it between folds. This automates folding and packaging of fabric to compact sizes without manual labor.
6. Air-Laid Web Packaging Inserts with Imprinted Cavities Using Natural Fibers and Thermoplastic Binder
STORA ENSO OYJ, 2024
Packaging inserts for products made by an air-laid web process that uses natural fibers and a thermoplastic binder. The process involves generating imprints in the unbonded web, heating it to partially melt the binder and bind the fibers, then cutting the bonded web into inserts with the imprints retained. This allows customized cavities for product fitting without extra processing steps. The imprints conserve shape due to fiber elasticity. The binder can be monocomponent thermoplastic fibers or powder. The air-permeable web is captured on a conveyor and compacted by vacuum.
7. Tissue Packaging Container with Divided Interior and Laser-Cut Groove in Laminated Polyethylene, Polypropylene, and Shellac Layers
홍지욱, JEE-WOOG HONG, 2024
Environmentally friendly and convenient tissue packaging container that avoids contamination issues and reduces waste compared to conventional containers. The container has a divided interior with a cut groove separating two zones. The container is made by laminating layers of polyethylene, polypropylene, and a shellac polymer. The groove is formed by laser cutting. This allows easy opening without a separate sealing strip. The divided interior prevents adhesive seepage into the tissues. The container can be manufactured in one step by laminating and cutting instead of separate sealing steps.
8. Apparatus with Cam-Driven Half-Shell Mechanism for Sealing and Cutting Tube-Shaped Packaging Material
TETRA LAVAL HOLDINGS & FINANCE SA, TETRA LAVAL HOLDINGS & FINANCE, 2024
A package forming apparatus for sealing and cutting individual packages from a tube-shaped web of packaging material containing pourable products like food items. The apparatus has a cam mechanism to move the half-shells between rest and operative configurations. This allows the half-shells to open and receive the tube material, seal it, and then cut it into individual packages. The cam mechanism helps synchronize the half-shell movements for consistent packaging.
9. Packaging Device with Non-Blade Perforation Separation Mechanism and Film Attachment System
OAK TECH INC, オークテック株式会社, 2024
A packaging device that forms packaging film pieces from a continuous strip without using a cutting blade. The device has a mechanism that chucks the leading end of the strip, moves the chucks to release it, then clamps the next section to stop it from pulling out. This tension tears off the leading section at the perforation. The clamp prevents curling when the next section is chucked. The device also has a conveyor to expose the bottom of the pack object below the tear point. Pressure units then position and attach the film piece to the pack.
10. Flat Cardboard Bottle Handle with Symmetrical Halves and Dual Fold Lines
MONDI AG, 2024
A cut-out design for a bottle carrying handle made from a flat cardboard sheet that can be easily folded and assembled. The handle has two symmetrical halves connected by a central fold line. Each half has an inner field with a gripping hole and an outer field connected by a parallel fold line. This allows the handle to be folded flat for storage and then assembled by bending the fold lines to create a 3D shape with a gripping hole for the bottle neck. The symmetrical design enables the handle to be folded and assembled in either direction.
11. Cardboard Bottle Carrier with Circular Cutouts and Concave Hooking Tabs
HINOJOSA PACKAGING GROUP SL, HINOJOSA PACKAGING GROUP S L, 2024
A cardboard device for carrying a pair of bottles that replaces the plastic handles commonly used on packaged bottles. The device is made from a rectangular cardboard section with circular cutouts on the long sides to hold the bottle necks. Two hooking tabs extend from opposite corners of the rectangular section. These tabs have concave shapes to grip the bottle necks. The device attaches to the bottles using adhesive and allows manual carrying without needing the plastic handles. It provides a more environmentally friendly and economical alternative to the disposable plastic handles.
12. Corrugated Cardboard Packaging Container with Integrated Hinged Flaps and Tear Strips
MAYR MELNHOF KARTON AG, MAYR-MELNHOF KARTON AG, 2024
A corrugated cardboard packaging container that can be produced simply and in a resource-saving manner. The container has side walls, a bottom flap, and a lid flap all made of corrugated cardboard. The bottom flap is hinged to the bottom end of the side wall and the lid flap is hinged to the lid-side end of the side wall. This eliminates the need for separate frame and casing components. The container can be made in one step using corrugated cardboard blanks that are partially bonded along the side walls and left unbonded between tear strips and cover tabs. This allows the container to be formed by bending the blank into shape.
13. Form-Fill-Seal Packaging Machine with Sequential End Sealing and Cutting Mechanism
株式会社東京自働機械製作所, TOKYO MOTOR CO LTD, 2024
A form-fill-seal packaging machine and method to prevent unsealed portions from forming at the end of the bags. The machine has a feeding device, sealing device with heater blocks and a cutting blade, and a control device. The control moves the packaging material, seals both ends, then cuts in a specific sequence. It positions the material with gaps between blocks, seals one end, moves it, seals the other, then cuts. This ensures complete sealing before cutting. The grooves between blocks form paths for the blade.
14. Cutting Device with Integrated Roll Mount and Overhead Cutting Unit for Roll-Type Vinyl Packaging
고경운, KYUNG-WOON KOH, 2024
Cutting device for packaging vinyl that allows easy, efficient, and safe cutting of roll-type packaging vinyl for food and agricultural product packaging. The device has a frame with side plates, a roll mount, and a cutting unit. The roll mount holds the vinyl roll and the cutting unit is above it. It allows pulling out the vinyl as needed and cutting it to size. This eliminates the need to manually cut with scissors or knives, which can be unsafe and inconsistent. The device also prevents exposing the product during packaging by maintaining a consistent cut surface.
15. Corrugated Cardboard Prism Packaging with Elliptical Base and Integrated Shock Absorption
GRIFAL S P A, GRIFAL SPA, 2024
A transport packaging that provides high shock absorption without additional cushioning elements. The packaging is made from corrugated cardboard and has a prism shape with an elliptical base. The item being shipped is wedged between the corrugations and has space to deform the walls in case of impacts. The packaging is produced on a customized line with measuring, creasing, cutting, and folding stations. The line calculates and generates the optimized prism shape for each item. This allows the packaging to conform to the item and absorb shocks without added cushions.
16. Device with Movable Carriage and Rotary Blades for Custom Slit Sheet Packing Material Production
ENCORE PACKAGING LLC, 2024
Device for producing custom slit sheet packing material on demand for shipping applications. The device allows companies to make their own slit sheet packing material tailored to specific packaging requirements instead of relying on pre-slit rolls. It has a movable carriage with rotary blades inside a chamber. The carriage can move back and forth to cut patterns into the packing material as it advances through the device. A controller moves the carriage in response to user input. This allows creating custom slit patterns on the packing material to optimize fill, cushioning, and protection for different sized packages.
17. Packaging Blank with Crease Pattern for Forming Slanted-Top Aseptic Packages Using Standard Machinery
TETRA LAVAL HOLDINGS & FINANCE, TETRA LAVAL HOLDINGS & FINANCE SA, 2024
Packaging blank for forming aseptic food packages like Tetra Brik that improves the sealing process and allows making slanted-top packages without requiring special equipment. The packaging blank has a unique crease pattern that enables the formation of packages with slanted tops using regular packaging machines. This allows making slanted-top packages without requiring special equipment. The crease pattern has specific crease lines that when folded create slanted-top packages. The blank has crease lines intersecting the main transverse crease lines, allowing the top to be folded at an angle. This enables making slanted-top packages without needing specialized equipment that can create the slanted top shape. The blank can still be used to make regular top packages as well.
18. Packaging Material Manufacturing Machine with Interior Roll Feed and Deflection Roller Mechanism
SPRICK GMBH BIELEFELDER PAPIER & WELLPAPPENWERKE & CO, SPRICK GMBH BIELEFELDER PAPIER- UND WELLPAPPENWERKE & CO, 2024
Packaging material manufacturing machine that pulls material from the inside of a roll to make products like cushioning packaging. The machine has a feed mechanism with a deflection roller to introduce the material from the roll interior. This reduces the risk of web breaks compared to feeding from the outside. The feed mechanism has a guide wall that funnels the material towards the deflection roller. The guide wall covers a section of the rollers and protrudes over them. This helps deflect the material into the rollers. The feed mechanism also has a shorter guide path compared to the roller length. The shorter path reduces the material's travel distance. The machine further includes a forming device downstream to shape the material into the final product.
19. Packaging Container with Press Plate Incorporating Cut-and-Raised Sections with Protrusion-Fitted Insertions
ミネベアミツミ株式会社, MINEBEAMITSUMI CO LTD, 2024
Packaging container with a press plate to prevent movement of packed items. The press plate has a main body section and cut-and-raised sections that are partially cut and raised along contours. The main body section has openings. The cut-and-raised sections have insertions that fit into the openings. The insertions have protrusions, bends, and non-parallel connections between the main body and cut-and-raised sections. This configuration allows the insertions to fit into the openings while preventing horizontal force deformation of the cut-and-raised sections.
20. Cylindrical Container Case with Chamfered Creases and Inclined Walls for Material Efficiency and Stackability
王子ホールディングス株式会社, OJI HOLDINGS CO LTD, 2024
Case component for containers with different bottom and top areas, like popcorn boxes, that reduces material waste and allows stacking. The case component has a cylindrical body with end walls and side walls connected by chamfered creases. The creases intersect at upper cuts forming inclined walls between the end and side walls. This allows wider upper ends than bottom. The case can be nested in a box with a gap between the bottom and the box to absorb shocks. The chamfered creases reduce material waste compared to conventional widening walls.
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